/* ═══════════════════════════════════════════════
   INTERNET DOWNLOAD HUB — DOCS SITE STYLES
   ═══════════════════════════════════════════════ */

/* ── Tokens ────────────────────────────────────── */
:root {
  --bg:       #0B0F1A;
  --bg-raised:#111827;
  --bg-card:  #161C2D;
  --bg-hover: #1E2740;
  --border:   #1E293B;
  --border-light: #2A3450;

  --text:     #F1F5F9;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;

  --primary:  #3B82F6;
  --primary-hover: #2563EB;
  --primary-glow: rgba(59, 130, 246, 0.15);
  --primary-subtle: rgba(59, 130, 246, 0.08);

  --accent:   #06B6D4;
  --green:    #10B981;
  --orange:   #F59E0B;
  --red:      #EF4444;
  --purple:   #8B5CF6;

  --radius-sm: 8px;
  --radius:    12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --shadow-card: 0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.5);
  --shadow-lg:   0 10px 40px rgba(0,0,0,0.4), 0 2px 10px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 60px rgba(59, 130, 246, 0.08);

  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, sans-serif;
  --max-w: 1120px;
  --max-w-narrow: 720px;
  --nav-h: 64px;
}

/* ── Reset ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }

/* ── Scroll-triggered Animations ──────────────── */
.animate-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.animate-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Section Eyebrow ──────────────────────────── */
.section-eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--primary);
  text-align: center;
  margin-bottom: 16px;
}

section h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  text-align: center;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 16px;
}

.section-sub {
  text-align: center;
  color: var(--text-secondary);
  font-size: clamp(1rem, 2vw, 1.15rem);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.6;
}

.section-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ═══════════════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(11, 15, 26, 0.8);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
}
.navbar.scrolled {
  border-bottom-color: var(--border);
  background: rgba(11, 15, 26, 0.95);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
}
.nav-logo {
  width: 30px;
  height: 30px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: color 0.2s;
  position: relative;
}
.nav-links a:hover { color: var(--text); }

.nav-web-app {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary-subtle);
  color: var(--primary) !important;
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-sm);
  padding: 6px 14px !important;
  font-weight: 600;
  font-size: 0.85rem !important;
  transition: background 0.2s, border-color 0.2s;
}
.nav-web-app:hover {
  background: rgba(59, 130, 246, 0.15);
  border-color: rgba(59, 130, 246, 0.4);
}

/* Mobile toggle */
.nav-mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
}
.nav-mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-mobile-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-mobile-toggle.active span:nth-child(2) { opacity: 0; }
.nav-mobile-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  background: var(--bg-raised);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px;
  flex-direction: column;
  gap: 4px;
}
.nav-mobile-menu.open { display: flex; }
.mobile-link {
  display: block;
  padding: 12px 0;
  font-size: 1rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}
.mobile-link:last-child { border-bottom: none; }
.mobile-link:hover { color: var(--text); }

/* ═══════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-h) + 48px) 24px 80px;
  text-align: center;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 740px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-subtle);
  border: 1px solid rgba(59, 130, 246, 0.15);
  border-radius: 100px;
  padding: 7px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 32px;
}
.hero-badge svg { flex-shrink: 0; }

.hero h1 {
  font-size: clamp(2.5rem, 7vw, 4.25rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2.5vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 540px;
  margin: 0 auto 40px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.hero-meta .dot {
  opacity: 0.4;
}
.version-text {
  color: var(--text-secondary);
  font-weight: 500;
}

/* ── Buttons ───────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--primary);
  color: #fff;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 0 0 0 rgba(59, 130, 246, 0);
}
.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.25);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-card);
  color: var(--text);
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  border: 1px solid var(--border-light);
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
}
.btn-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--text-muted);
  transform: translateY(-1px);
}

/* ═══════════════════════════════════════════════
   STATS BAR
   ═══════════════════════════════════════════════ */
.stats-bar {
  background: var(--bg-raised);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 32px 24px;
}
.stats-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: nowrap;
}
.stat {
  text-align: center;
}
.stat-number {
  display: block;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}
.stat-number-suffix {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}
.stat-label {
  font-size: 0.825rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ═══════════════════════════════════════════════
   HOW IT WORKS
   ═══════════════════════════════════════════════ */
.how-it-works {
  padding: 120px 24px;
}
.steps-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 64px;
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
}
.step-card {
  text-align: center;
  padding: 40px 24px;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color 0.2s, transform 0.2s;
}
.step-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}
.step-icon {
  width: 56px;
  height: 56px;
  background: var(--primary-subtle);
  border: 1px solid rgba(59, 130, 246, 0.15);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin: 0 auto 20px;
}
.step-label {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.step-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ═══════════════════════════════════════════════
   FEATURES
   ═══════════════════════════════════════════════ */
.features {
  padding: 120px 24px;
  background: var(--bg-raised);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 64px;
}
.feature-card {
  padding: 32px 28px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.feature-card:hover {
  border-color: var(--border-light);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.feature-visual {
  width: 52px;
  height: 52px;
  background: var(--primary-subtle);
  border: 1px solid rgba(59, 130, 246, 0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 20px;
}
.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.feature-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.65;
}

/* ═══════════════════════════════════════════════
   SUPPORTED SITES
   ═══════════════════════════════════════════════ */
.supported-sites {
  padding: 120px 24px;
}
.sites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 48px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}
.site-group {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.site-group-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.site-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.site-tag {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 5px 14px;
  font-size: 0.825rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.site-tag:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-subtle);
}
.site-tag-more {
  background: var(--primary-subtle);
  border-color: rgba(59, 130, 246, 0.15);
  color: var(--primary) !important;
  font-weight: 600;
}

.sites-full-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 32px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--primary);
  transition: gap 0.2s;
}
.sites-full-link:hover { gap: 12px; }
.sites-full-link { text-align: center; display: flex; justify-content: center; }

/* ═══════════════════════════════════════════════
   SCREENSHOTS
   ═══════════════════════════════════════════════ */
.screenshots {
  padding: 80px 24px;
  background: var(--bg-raised);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.screenshot-carousel {
  margin-top: 40px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.carousel-viewport {
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--bg-card);
}
.carousel-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.carousel-slide {
  min-width: 100%;
}
.screenshot-frame img {
  width: 100%;
  height: auto;
  display: block;
}
.screenshot-caption {
  text-align: center;
  font-size: 0.825rem;
  color: var(--text-muted);
  margin-top: 12px;
}

.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 16px;
}
.carousel-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.carousel-btn:hover {
  background: var(--bg-hover);
  border-color: var(--text-muted);
  color: var(--text);
}
.carousel-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}
.carousel-dots {
  display: flex;
  gap: 8px;
}
.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  transition: background 0.2s, width 0.2s, transform 0.2s;
  cursor: pointer;
  border: none;
  padding: 0;
}
.carousel-dot.active {
  background: var(--primary);
  width: 24px;
  border-radius: 100px;
}

/* ═══════════════════════════════════════════════
   COMPARISON (Web vs Desktop)
   ═══════════════════════════════════════════════ */
.comparison {
  padding: 120px 24px;
}
.comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 56px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}
.comparison-card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s, transform 0.2s;
}
.comparison-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}
.comparison-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}
.comparison-card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.web-icon {
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.15);
  color: var(--accent);
}
.desktop-icon {
  background: var(--primary-subtle);
  border: 1px solid rgba(59, 130, 246, 0.15);
  color: var(--primary);
}
.comparison-card-header h3 {
  font-size: 1.15rem;
  font-weight: 700;
}
.comparison-card-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.comparison-list {
  flex: 1;
  margin-bottom: 24px;
}
.comparison-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding: 8px 0;
  line-height: 1.5;
}
.comparison-list li::before {
  content: '';
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--primary-subtle);
  border: 1px solid rgba(59, 130, 246, 0.15);
  flex-shrink: 0;
  margin-top: 3px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%233B82F6' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 10px;
}

.comparison-card-cta {
  display: block;
  text-align: center;
  padding: 13px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.15s, box-shadow 0.2s, opacity 0.2s;
}
.comparison-card-cta:hover {
  transform: translateY(-1px);
}
.web-cta {
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
  color: var(--accent);
}
.web-cta:hover {
  box-shadow: 0 4px 16px rgba(6, 182, 212, 0.15);
}
.desktop-cta {
  background: var(--primary);
  color: #fff;
}
.desktop-cta:hover {
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.3);
}

/* ═══════════════════════════════════════════════
   DOWNLOAD SECTION
   ═══════════════════════════════════════════════ */
.download-section {
  padding: 120px 24px;
  background: var(--bg-raised);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.download-card-main {
  max-width: 640px;
  margin: 48px auto 0;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 36px 36px;
  box-shadow: var(--shadow-glow);
}
.download-card-main-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.download-card-info {
  display: flex;
  align-items: center;
  gap: 20px;
}
.download-app-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius);
  flex-shrink: 0;
}
.download-card-info h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.download-card-version {
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.download-card-size {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--green);
  color: #fff;
  padding: 16px 32px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  white-space: nowrap;
}
.btn-download:hover {
  background: #059669;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.25);
}

.download-notes {
  max-width: 580px;
  margin: 32px auto 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.download-notes p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.download-notes strong {
  color: var(--text-secondary);
}

/* ═══════════════════════════════════════════════
   FAQ
   ═══════════════════════════════════════════════ */
.faq {
  padding: 120px 24px;
}
.faq-list {
  max-width: 680px;
  margin: 56px auto 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.faq-item {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s;
}
.faq-item[open] {
  border-color: var(--border-light);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  transition: color 0.2s;
}
.faq-question::-webkit-details-marker { display: none; }
.faq-question:hover { color: var(--primary); }
.faq-question svg {
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  color: var(--text-muted);
}
.faq-item[open] .faq-question svg {
  transform: rotate(180deg);
  color: var(--primary);
}
.faq-answer {
  padding: 0 24px 20px;
}
.faq-answer p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ═══════════════════════════════════════════════
   SUPPORT
   ═══════════════════════════════════════════════ */
.support {
  padding: 100px 24px;
  background: var(--bg-raised);
  border-top: 1px solid var(--border);
}
.support-inner {
  max-width: var(--max-w-narrow);
  margin: 0 auto;
  text-align: center;
}
.support h2 {
  margin-bottom: 12px;
}
.support-sub {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 32px;
}
.support-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: opacity 0.2s, transform 0.15s;
}
.share-btn:hover { opacity: 0.85; transform: translateY(-1px); }
.share-btn.twitter { background: #000; color: #fff; }
.share-btn.reddit { background: #FF4500; color: #fff; }
.share-btn.copy-link {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.star-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color 0.2s;
}
.star-link:hover { color: var(--orange); }
.star-link svg { color: var(--text-muted); transition: color 0.2s; }
.star-link:hover svg { color: var(--orange); }

/* ═══════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════ */
.footer {
  border-top: 1px solid var(--border);
  padding: 40px 24px;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 24px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 0.95rem;
}
.footer-logo {
  width: 26px;
  height: 26px;
  border-radius: 6px;
}
.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--text); }
.footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
}

/* ═══════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════ */
@media (max-width: 900px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .comparison-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-mobile-toggle { display: flex; }

  .hero { min-height: 80vh; padding-top: calc(var(--nav-h) + 32px); padding-bottom: 60px; }
  .hero h1 { font-size: clamp(2rem, 8vw, 3rem); }

  .stats-inner { gap: 24px; flex-wrap: wrap; }

  .steps-row { grid-template-columns: 1fr; gap: 16px; max-width: 380px; }

  .features-grid { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; }

  .sites-grid { grid-template-columns: 1fr; max-width: 400px; }

  .download-card-main { padding: 28px 24px; }
  .download-card-main-inner { flex-direction: column; text-align: center; }
  .download-card-info { flex-direction: column; align-items: center; }
  .btn-download { width: 100%; justify-content: center; }

  .comparison-grid { grid-template-columns: 1fr; }
  .support-actions { flex-direction: column; align-items: center; }
  .share-btn { width: 100%; max-width: 260px; justify-content: center; }

  .footer-row { flex-direction: column; text-align: center; }
  .footer-links { justify-content: center; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 2rem; }
  .hero-subtitle { font-size: 1rem; }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-actions .btn-primary,
  .hero-actions .btn-secondary { width: 100%; justify-content: center; }
  .hero-meta { font-size: 0.8rem; }
}